Testing physics puzzles right in your browser turns out to be super easy if you use the right platform. I usually just jump into a tab,
Play Online Games Free with realistic collapse mechanics or structural building puzzles, and close it when I'm done. You don't have to fill out registration forms or deal with heavy downloads just to spend ten minutes on a bridge-building level. Everything runs directly inside Safari or Chrome, performance stays completely smooth without heating up your computer, and you can easily bookmark your favorite stages for later.